Shel Silverstein’s classic children’s book The Giving Tree describes the relationship between a boy and a tree that loves him. “Every day the boy would come to the tree to eat her apples, swing from her branches, or slide down her trunk . . . and the tree was happy. But as the boy grew older he began to want more from the tree, and the tree gave and gave.”1
Eventually, the boy exhausts all of the resources and gifts that the tree has to offer—all that remains is a stump.
I want you to imagine this stump when you think about your portfolio.
If you use your portfolio the way the boy used the tree—to climb, to eat its fruit, to sell its timber, and then give nothing ...